Handheld vacuum cleaner



FIG. 1 is a perspective view of a handheld vacuum cleaner showing my new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines in the drawings are for the purpose of illustrating portions of the handheld vacuum cleaner that form no part of the claimed design. 

CLAIM The ornamental design for a handheld vacuum cleaner, as shown and described. 